/**
 * Copyright 2021 xpstem.com
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package com.xpstem.lelink.util;

/**
 * String util.
 * @author billy zhang
 */
public class StrUtil {

    private StrUtil() { }
    
    public static String toHexWithSep(byte[] bytes, String sep) {

        StringBuilder sb = new StringBuilder(bytes.length * 2);
        for (int i=0; i<bytes.length; i++) {
            sb.append(String.format("%02X", bytes[i]));
            if (i < bytes.length-1) {
                sb.append(sep);
            }
        }
        return sb.toString();
    }

}
